| 1. | Application of video streaming media technique in teaching
本标准适用于最大钻孔直径小于或等于 |
| 2. | Hole diameter drilling capacity
钻孔直径深度： |
| 3. | Hydraulic drill drilling couping
钻孔直径400mm |
| 4. | Max drill capacity : 65mm
最大钻孔直径： 65mm |
| 5. | Engineering drill hole dia .
钻孔直径： |
| 6. | Drill hole dia .
钻孔直径： |
| 7. | Tubular heat exchangers ; tube pitches , diameter of bores in tube sheets , baffles and support plates
管式热交换器.管心距管薄板的钻孔直径.挡板和支承 |
| 8. | Due to its light and compact construction the wall saw oukai hds - 350s is the ideal one - man - saw for daily cutting jobs and drilling jobs on job sites
钻孔施工时效率高，钻孔直径大，是一种可在钢筋混凝土陶瓷玻璃水泥砖及沥青路铁路桥隧钻孔和取样的工具。 |
| 9. | Comparing with non - rotating abrasive jet , the hole diameter and the volume of rock - breaking are many times larger than the former by use of rotary abrasive jet on the same condition
与非旋转磨料射流相比，同样条件下旋转磨料射流钻孔直径和破岩体积都比前者高出多倍。 |
| 10. | Experiments show that rotary abrasive jet has double profits that are large hole diameter and high rock disintegration efficiency , and with the increment of pump pressure , the hole diameter also increases
结果表明，旋转磨料射流破岩具有钻孔直径大和破岩效率高的双重优点，并随泵压增加，钻孔直径也增加。 |
